Synonym(s)
CAS number: 9004-98-2; PEG-25 oleyl ether; polyethylene (25) oleyol ether
DefinitionThis section has been translated automatically.
Oleth(s)" are the polyoxyethylene ethers of oleyl alcohol, an unsaturated monohydric alcohol with the linear formula: CH3(CH2)7CH= CH(CH2)7CH2OH (for comparison see: laurethe as polyoxyethylene ether of lauryl alcohol; stearethe as polyoxyethylene ether of stearyl alcohol, etc.). In the term "oleth", the numbering shown below indicates the average number of ethylene oxide units per mole. For example, for oleth-25 this is 25 ethylene oxide units per mole.
Oleth-25 is used in cosmetic formulations. The polyoxyethylene ether acts as a surfactant(washing-active substance).
Prof. Dr. med. Peter Altmeyer